The deoxidization process technology,deoxidizer types,application and research status at home and abroad were introduced.By comparing the deoxidization principle and deoxidization properties of different deoxidizers,the performance characteristics,advantages and disadvantages of precious metal deoxidizers and non-precious metal deoxidizers were discussed,including outlook on the development direction of deoxidizers.
deoxidizerdeoxidation technologyprecious metalnon-precious metal